/* =========================================================================
   CASSIANO CONSTRUÇÕES — folha de estilo compartilhada
   Todas as páginas (index.html + páginas de serviço) usam este arquivo.
   Paleta oficial da marca: #FFC107 / #212121 / #757575 / #BDBDBD / #FFFFFF
   ========================================================================= */
:root{
  --gold:#FFC107;
  --gold-dark:#E0A800;
  --gold-soft:#FFF4D1;
  --graphite:#212121;
  --graphite-2:#2C2C2C;
  --ink:#1A1A1A;
  --muted:#5E5E5E;
  --line:#E6E6E6;
  --bg:#FFFFFF;
  --soft:#F6F6F7;
  --wa:#25D366;
  --radius:6px;
  --radius-lg:14px;
  --shadow:0 18px 46px rgba(33,33,33,.13);
  --shadow-sm:0 6px 18px rgba(33,33,33,.09);
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Poppins',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,.display{font-family:'Montserrat',sans-serif;font-weight:800;line-height:1.1;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
strong{font-weight:600}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}

/* ---------- IMAGENS: sempre na proporção real, nunca esticadas ---------- */
img{max-width:100%;height:auto;display:block}
.photo{width:100%;height:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow)}
.frame{border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.frame img{width:100%;height:100%;object-fit:cover;display:block}

/* ---------- Estrutura ---------- */
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
section{padding:88px 0}
[id]{scroll-margin-top:96px}
.eyebrow{display:inline-block;color:var(--graphite);font-family:'Montserrat',sans-serif;font-weight:800;letter-spacing:.16em;text-transform:uppercase;font-size:.74rem;padding-left:14px;position:relative}
.eyebrow:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:6px;height:6px;background:var(--gold)}
.on-dark .eyebrow,.eyebrow.light{color:var(--gold)}
section h2{font-size:clamp(1.75rem,4.2vw,2.7rem);margin:.55rem 0 .9rem;text-transform:uppercase}
h2 .hl{color:var(--gold-dark)}
.on-dark h2 .hl{color:var(--gold)}
.lead{color:var(--muted);font-size:1.06rem;max-width:62ch}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}

/* Faixa zebrada amarela/preta (elemento da marca) */
.hazard{height:8px;background:repeating-linear-gradient(45deg,var(--gold) 0 18px,var(--graphite) 18px 36px)}

/* ---------- Botões ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;font-family:'Montserrat',sans-serif;font-weight:800;font-size:.95rem;letter-spacing:.02em;text-transform:uppercase;padding:15px 26px;border-radius:var(--radius);border:2px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background .18s ease;cursor:pointer}
.btn:hover{transform:translateY(-2px)}
.btn-wa{background:var(--wa);color:#fff;box-shadow:0 10px 26px rgba(37,211,102,.32)}
.btn-wa:hover{background:#1eb85a}
.btn-gold{background:var(--gold);color:#1A1400;box-shadow:0 10px 26px rgba(255,193,7,.35)}
.btn-gold:hover{background:var(--gold-dark)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn-outline{background:#fff;color:var(--graphite);border-color:var(--graphite)}
.btn-outline:hover{background:var(--graphite);color:var(--gold)}
.btn-sm{padding:11px 18px;font-size:.82rem}

/* ---------- Header ---------- */
header{position:sticky;top:0;z-index:60;background:rgba(26,26,26,.95);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px;gap:16px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand img{width:46px;height:46px;border-radius:50%}
.brand span{font-family:'Montserrat',sans-serif;font-weight:800;color:#fff;font-size:1.02rem;line-height:1.05;text-transform:uppercase;letter-spacing:.02em}
.brand span small{display:block;font-weight:600;font-size:.62rem;letter-spacing:.28em;color:var(--gold)}
.menu{display:flex;gap:24px;align-items:center}
.menu a{color:#D7D7D7;font-weight:500;font-size:.94rem}
.menu a:hover{color:var(--gold)}
.menu .btn{color:#fff}
.burger{display:none;background:none;border:none;font-size:1.7rem;color:var(--gold);cursor:pointer;line-height:1}
.back-link{color:var(--gold)!important;font-weight:600}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--graphite);color:#fff;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:
   radial-gradient(900px 420px at 78% 8%,rgba(255,193,7,.16),transparent 70%),
   linear-gradient(160deg,#171717 0%,#242424 55%,#171717 100%)}
.hero:after{content:"";position:absolute;inset:0;opacity:.5;
   background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
   background-size:64px 64px}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding-top:78px;padding-bottom:84px}
.hero h1{font-size:clamp(2.05rem,5.2vw,3.5rem);text-transform:uppercase}
.hero h1 .hl{color:var(--gold)}
.hero p{color:rgba(255,255,255,.82);font-size:1.12rem;margin:1.1rem 0 1.8rem;max-width:56ch}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{display:flex;gap:22px;margin-top:26px;flex-wrap:wrap;font-size:.88rem;color:rgba(255,255,255,.75)}
.hero-badges span:before{content:"✓ ";color:var(--gold);font-weight:800}
.hero-logo{justify-self:center;max-width:330px;filter:drop-shadow(0 24px 50px rgba(0,0,0,.55))}

/* ---------- Faixa de confiança ---------- */
.trust{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.trust .item{text-align:center;padding:6px 8px}
.trust .item b{display:block;font-family:'Montserrat',sans-serif;font-size:1.02rem;text-transform:uppercase;letter-spacing:.02em}
.trust .item span{color:var(--muted);font-size:.9rem}
.trust .item .ic{font-size:1.5rem;display:block;margin-bottom:.3rem}

/* ---------- Serviços (prévia na home) ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:34px}
.service-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;position:relative}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--gold)}
.service-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--graphite)}
.service-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.service-card:hover .thumb img{transform:scale(1.05)}
.service-card .num{position:absolute;top:0;left:0;background:var(--gold);color:#1A1400;font-family:'Montserrat',sans-serif;font-weight:800;font-size:.8rem;padding:6px 12px;z-index:2;letter-spacing:.08em}
.service-card .body{padding:24px;display:flex;flex-direction:column;gap:.5rem;flex:1}
.service-card h3{font-size:1.16rem;text-transform:uppercase}
.service-card p{color:var(--muted);font-size:.96rem;flex:1}
.service-card .btn{align-self:flex-start;margin-top:.6rem}

/* ---------- Sobre ---------- */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:center}
.stat-row{display:flex;gap:34px;flex-wrap:wrap;margin:22px 0 6px}
.stat b{display:block;font-family:'Montserrat',sans-serif;font-size:1.9rem;color:var(--gold-dark);line-height:1}
.stat span{color:var(--muted);font-size:.88rem}

/* ---------- Etapas / processo ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px}
.step{background:#fff;border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:var(--radius);padding:22px}
.step b{display:block;font-family:'Montserrat',sans-serif;text-transform:uppercase;margin-bottom:.35rem;font-size:.98rem}
.step p{color:var(--muted);font-size:.92rem}
.step em{font-style:normal;font-family:'Montserrat',sans-serif;font-weight:800;color:var(--gold-dark);font-size:.8rem;letter-spacing:.1em}

/* ---------- Depoimentos ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm)}
.stars{color:var(--gold);letter-spacing:.12em;margin-bottom:.6rem}
.quote p{color:var(--muted)}
.quote b{display:block;margin-top:.9rem;font-family:'Montserrat',sans-serif;font-size:.9rem}

/* ---------- FAQ ---------- */
.faq details{border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;margin-bottom:12px;background:#fff;transition:border-color .2s}
.faq details[open]{border-color:var(--gold)}
.faq summary{font-family:'Montserrat',sans-serif;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";color:var(--gold-dark);font-size:1.4rem;font-weight:800;line-height:1}
.faq details[open] summary:after{content:"–"}
.faq p{color:var(--muted);margin-top:.7rem}

/* ---------- Página de serviço ---------- */
.service-hero{position:relative;background:var(--graphite);color:#fff;padding:76px 0;overflow:hidden}
.service-hero:before{content:"";position:absolute;inset:0;background:radial-gradient(760px 340px at 85% 0%,rgba(255,193,7,.15),transparent 70%)}
.service-hero .wrap{position:relative;z-index:2}
.service-hero h1{font-size:clamp(1.85rem,4.6vw,3rem);text-transform:uppercase;margin-top:.5rem}
.service-hero h1 .hl{color:var(--gold)}
.service-hero p{color:rgba(255,255,255,.84);font-size:1.08rem;margin:1rem 0 1.6rem;max-width:60ch}
.service-body{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:start}
.benefits{list-style:none;margin:1.1rem 0 1.6rem}
.benefits li{padding-left:32px;position:relative;margin:.55rem 0}
.benefits li:before{content:"";position:absolute;left:0;top:.55em;width:16px;height:16px;background:var(--gold);clip-path:polygon(14% 46%,0 60%,40% 100%,100% 22%,86% 8%,38% 70%)}
.note{background:var(--gold-soft);border-left:4px solid var(--gold);padding:16px 20px;border-radius:var(--radius);margin:1.2rem 0;font-size:.97rem}

/* ---------- CTA final ---------- */
.cta-final{position:relative;background:var(--graphite);color:#fff;text-align:center;border-radius:var(--radius-lg);padding:62px 26px;overflow:hidden}
.cta-final:before{content:"";position:absolute;inset:0;background:radial-gradient(680px 300px at 50% 0%,rgba(255,193,7,.18),transparent 70%)}
.cta-final>*{position:relative;z-index:2}
.cta-final h2{color:#fff}
.cta-final p{color:#C9C9C9;max-width:54ch;margin:.7rem auto 1.6rem}

/* ---------- Footer ---------- */
footer{background:#151515;color:#B9B9B9;padding:56px 0 26px}
footer a{color:#fff}
footer a:hover{color:var(--gold)}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:30px;margin-bottom:28px}
.foot-grid h4{color:#fff;margin-bottom:.7rem;text-transform:uppercase;font-size:.95rem;letter-spacing:.06em}
.foot-brand img{width:78px;height:78px;border-radius:50%;margin-bottom:12px}
.foot-links{list-style:none}
.foot-links li{margin:.28rem 0}
.copy{border-top:1px solid #2A2A2A;padding-top:18px;font-size:.83rem;color:#8A8A8A;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* ---------- WhatsApp flutuante ---------- */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:90;width:60px;height:60px;border-radius:50%;background:var(--wa);display:grid;place-items:center;box-shadow:0 10px 30px rgba(37,211,102,.45);animation:pulse 2.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 18px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* ---------- Animação de entrada ---------- */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.on{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}.wa-float{animation:none}}

/* ---------- Responsivo ---------- */
@media(max-width:960px){
  .steps{grid-template-columns:1fr 1fr}
  .services-grid,.quotes{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  section{padding:64px 0}
  .hero .wrap,.split,.service-body,.trust .grid,.foot-grid{grid-template-columns:1fr}
  .hero .wrap{padding-top:56px;padding-bottom:60px}
  .hero-logo{max-width:220px;order:-1}
  .trust .grid{grid-template-columns:1fr 1fr}
  .menu{position:fixed;inset:78px 0 auto 0;background:#1A1A1A;flex-direction:column;padding:22px;gap:18px;border-bottom:2px solid var(--gold);display:none}
  .menu.open{display:flex}
  .menu .btn{width:100%}
  .burger{display:block}
}
@media(max-width:560px){
  .services-grid,.quotes,.steps{grid-template-columns:1fr}
  .btn{width:100%}
  .hero-cta{flex-direction:column;align-items:stretch}
  .cta-final{padding:46px 20px}
}

/* ---------- Foto em retrato (seção Quem somos) ----------
   Moldura de proporção controlada: object-fit cover mantém a proporção
   da foto e recorta com equilíbrio — nunca estica. */
.frame.retrato{aspect-ratio:4/5;max-width:440px;width:100%}
.frame.retrato img{width:100%;height:100%;object-fit:cover;object-position:center 28%}

/* Origem do depoimento */
.quote .fonte{display:block;font-family:'Poppins',sans-serif;font-weight:400;
  font-size:.82rem;color:var(--muted);margin-top:.15rem}
@media(max-width:860px){.frame.retrato{margin:0 auto}}

/* Grade de depoimentos com dois cards — centralizada */
.quotes.duas{grid-template-columns:repeat(2,1fr);max-width:840px;margin:0 auto}
@media(max-width:860px){.quotes.duas{grid-template-columns:1fr}}